linux-kernel - [PATCH RESEND 1/2] staging: binder: add _

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Date:	Tue, 15 Apr 2014 12:03:05 +0200
From:	Mathieu Maret <mathieu.maret@...il.com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
	arve@...roid.com, joe@...ches.com, serban.constantinescu@....com,
	prtvar.b@...il.com, devel@...verdev.osuosl.org,
	standby24x7@...il.com, Mathieu Maret <mathieu.maret@...il.com>
Subject: [PATCH RESEND 1/2] staging: binder: add __user annotation in binder.c

Add __user to binder_version to correct sparse warning.
Reduce line size to fit to coding style.

Signed-off-by: Mathieu Maret <mathieu.maret@...il.com>
---
 drivers/staging/android/binder.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c
index cfe4bc8..3dca577 100644
--- a/drivers/staging/android/binder.c
+++ b/drivers/staging/android/binder.c
@@ -2683,16 +2683,20 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 		binder_free_thread(proc, thread);
 		thread = NULL;
 		break;
-	case BINDER_VERSION:
+	case BINDER_VERSION:{
+		struct binder_version __user *ver = ubuf;
+
 		if (size != sizeof(struct binder_version)) {
 			ret = -EINVAL;
 			goto err;
 		}
-		if (put_user(BINDER_CURRENT_PROTOCOL_VERSION, &((struct binder_version *)ubuf)->protocol_version)) {
+		if (put_user(BINDER_CURRENT_PROTOCOL_VERSION,
+			     &ver->protocol_version)) {
 			ret = -EINVAL;
 			goto err;
 		}
 		break;
+	}
 	default:
 		ret = -EINVAL;
 		goto err;
-- 
1.8.3.2

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